Granted Patent
Utility
US 5,909,136 · App. 08/928,452
Quarter-square multiplier based on the dynamic bias current technique
Inventor:
Katsuji Kimura
Patented Case
View Patent ↗
Granted: Jun 1, 1999
Filed: Sep 12, 1997
Inventor
Katsuji Kimura
Assignee (at issue)
NEC CORPORATION
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.